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A
B
8
HS352
763WAA0027
7
S810X
6
FROM CHROMA/IF
B301
SOUND+B
W5RH3.5X5X1.0
SOUND_GND
FROM/TO MICON
R353
TV_POWER_H
R359
68K
5
TV_A_MUTE
47K
SCL
SDA
FROM HIFI
AUDIO_OUT_R
R316
AUDIO_OUT_L
4
4.7K
3
FROM POWER
2
P.CON+9V
100uH
P.CON+5V
W840
GND
NOTE:
THE DC VOLTAGE AT EACH PART WAS MEASURED
1
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
A
B
C
SOUND AMP SCHEMATIC DIAGRAM
SOUND AMP IC
IC352
AN7522
+
-
L
1
2
3
4
5
6
7
6.6
3.5
0
3.5
3.9
1.3
0
C350
50V
0.1
KA
C302
R306
0.033 B
1.8K
R303
C312
C304
0.022 B
4.7K
50V
2.2
KA
C306
0.47 B
4.4
4.4
4.4
4.4
4.3
4.3
4.4
0
1
2
3
4
5
6
7
VR5
1.8K
VR3
TONE
136K
AMP1
REF
+
-
VR1
+
-
SIMAMP1
+
-
REF
VOLAMP1
6.5K
6.5K
6.5K
VOLAMP2
REF
+
-
-
SIMAMP2
+
6.5K
VR2
-
+
TONE
136K
1.8K
VR4
AMP2
VR6
20
19
18
17
16
15
14
13
C311
8.9
4.4
4.4
4.4
4.3
4.3
4.4
0
C305
C307
50V
2.2
KA
R318
100
0.022 B
0.47 B
C303
R307
0.033 B
1.8K
L302
0607
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D
E
(SYSCON PCB)
-
+
R
8
9
10
11
12
1.3
6.6
3.5
0
3.5
MUTE SW
2SC2412K
D301
MTZJ13B
D302
MTZJ13B
C318
100P CH
C319
10.5
1.6
100P CH
8
9
10
I2C BUS
INTERFACE
CONTROL
LOGIC
12
11
5.2
5.2
C308
0.001 B
C309
16V
47
YK
C317
C310
0.1
0.022
B
MMTS
CAUTION:
SINCE THESE PARTS MARKED BY
ARE
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
D
E
F
G
W874
W873
6.3
0
0
Q350
ATTENTION:
LES PIECES REPAREES PAR UN
ETANT
AUDIO SIGNAL(REC)
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
F
G
H
8
7
FROM/TO IN/OUT
SOUND_L+
SOUND_R+
SP_OUT_R
SP_OUT_L
6
SOUND_GND
5
4
3
2
PCB010
VMA214
1
H
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